Heavy Rainfall and Flash Flood Threats Shift From Southern Plains to Lower Mississippi Valley; Elevated to Critical Fire Concerns Out West

Heavy to excessive rainfall with flash flood concerns will shift from the southern Plains into the Lower Mississippi Valley. Elevated to Critical Fire weather threats will linger through the weekend across the Great Basin and central Rockies. Finally, Major to Record river flooding will continue in portions of the Midwest and across parts of North and South Carolina this weekend.
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Gray/Portland, ME Local Forecast Office

8NM ENE Portland ME

Marine Point Forecast

[NOTICE]
  • Overnight

    Thunderstorms Likely

    SW 15kt
    5ft

    Low: 63 °F

    Small Craft Advisory
    Small Craft Advisory

  • Saturday

    Mostly Sunny

    NNW 15kt
    4ftWaves Subsiding

    High: 69 °F

  • Saturday
    Night

    Mostly Clear

    Light Wind
    1ft

    Low: 48 °F

  • Sunday

    Sunny

    Light Wind
    1ft

    High: 63 °F

  • Sunday
    Night

    Partly Cloudy

    Winds IncreasingNNE 10kt
    1ft

    Low: 43 °F

  • Monday

    Sunny

    NE 10kt
    1ft

    High: 55 °F

  • Monday
    Night

    Mostly Clear

    Light Wind
    1ft

    Low: 45 °F

  • Tuesday

    Mostly Sunny

    SE 10kt
    1ft

    High: 62 °F

  • Tuesday
    Night

    Showers Likely

    SSE 15kt
    1ft

    Low: 58 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:47 am EDT Sep 22, 2018
Forecast Valid: 3am EDT Sep 22, 2018-6pm EDT Sep 28, 2018

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT SATURDAY...

Synopsis: ANZ100-221600- 1000 PM EDT Fri Sep 21 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... An increasing south to southwest flow will develop in advance of an approaching strong cold front. The front will pass across the waters late tonight with north to northwest winds behind the front. High pressure builds across the waters over the weekend allowing winds to diminish and become light. && $$

Overnight
SW wind around 15 kt, with gusts as high as 25 kt. Showers and thunderstorms likely. Seas around 5 ft.
Saturday
NNW wind 10 to 15 kt. Mostly sunny. Seas 4 ft subsiding to 2 ft.
Saturday Night
Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.
Sunday
Variable winds 5 kt or less. Sunny. Seas around 1 ft.
Sunday Night
WNW wind 5 to 8 kt becoming NNE 7 to 10 kt after midnight. Partly cloudy. Seas around 1 ft.
Monday
NE wind 5 to 10 kt becoming E in the afternoon. Sunny. Seas around 1 ft.
Monday Night
Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.
Tuesday
ESE wind 5 to 10 kt becoming SSE in the afternoon. Mostly sunny. Seas around 1 ft.
Tuesday Night
SSE wind 10 to 15 kt. Showers likely. Seas around 1 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 43.73°N 70.1°W
Last Update: 12:47 am EDT Sep 22, 2018
Forecast Valid: 3am EDT Sep 22, 2018-6pm EDT Sep 28, 2018
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